﻿<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=0,minimum-scale=1.0,maximum-scale=1.0" />
    <meta name="author" content="火星科技 http://mars2d.cn " />
    <meta name="apple-touch-fullscreen" content="yes" />
    <meta name="apple-mobile-web-app-capable" content="yes" />
    <meta name="apple-mobile-web-app-status-bar-style" content="black" />
    <meta name="format-detection" content="telephone=no" />
    <meta name="x5-fullscreen" content="true" />
    <meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1" />
    <link rel="shortcut icon" type="image/x-icon" href="https://cdn.jsdelivr.net/gh/muyao1987/cdn/marsgis.cn/favicon/favicon.ico" />

    <meta name="keywords" content="火星科技,leaflet,mars2d,GIS,marsgis,二维,地图,地球,开发,框架,系统,示例,资料,模型,离线,外包,合肥,安徽,中国" />
    <meta
      name="description"
      content="火星科技 合肥火星 合肥火星科技 合肥火星科技有限公司 leaflet leaflet框架 leaflet开发 leaflet leaflet开发 leaflet框架 二维 地图 模型  gis marsgis 地图离线 地图开发 地图框架 地图外包 框架 开发 外包  地图离线 二维地图 二维地图 全景漫游 地理信息系统 云GIS 二维GIS GIS平台 WebGIS"
    />

    <title>Mars2D地图 |二维地图| 火星科技|合肥火星科技|合肥火星科技有限公</title>

    <script type="text/javascript" src="../lib/include-lib.js" libpath="../lib/" include="jquery,layer,haoutil,mars2d,mars2d-echarts"></script>
    <link href="css/style.css" rel="stylesheet" />
  </head>
  <body>
    <div id="mars2dContainer" class="mars2d-container"></div>

    <script src="./js/common.js"></script>
    <script type="text/javascript">
      "use script"; //开发环境建议开启严格模式

      var map;
      let echartsLayer;

      function initMap(options) {
        //合并属性参数，可覆盖config.json中的对应配置
        let mapOptions = mars2d.Util.merge(options, {});

        //创建地图
        map = new mars2d.Map("mars2dContainer", mapOptions);

        echartsLayer = showEchartsLayer();
      }

      function updateColor(color) {
        echartsLayer.setEchartsOption({
          series: [
            {
              itemStyle: { normal: { color: color } },
            },
          ],
        });
      }

      function showEchartsLayer() {
        let data = [
          { name: "六安市", value: 112, location: [116.3123, 31.8329] },
          { name: "安庆市", value: 424, location: [116.7517, 30.5255] },
          { name: "滁州市", value: 76, location: [118.1909, 32.536] },
          { name: "宣城市", value: 45, location: [118.8062, 30.6244] },
          { name: "阜阳市", value: 234, location: [115.7629, 32.9919] },
          { name: "宿州市", value: 110, location: [117.5208, 33.6841] },
          { name: "黄山市", value: 98, location: [118.0481, 29.9542] },
          { name: "巢湖市", value: 71, location: [117.7734, 31.4978] },
          { name: "亳州市", value: 165, location: [116.1914, 33.4698] },
          { name: "池州市", value: 12, location: [117.3889, 30.2014] },
          { name: "合肥市", value: 232, location: [117.29, 32.0581] },
          { name: "蚌埠市", value: 123, location: [117.4109, 33.1073] },
          { name: "芜湖市", value: 73, location: [118.3557, 31.0858] },
          { name: "淮北市", value: 16, location: [116.6968, 33.6896] },
          { name: "淮南市", value: 75, location: [116.7847, 32.7722] },
          { name: "马鞍山市", value: 45, location: [118.6304, 31.5363] },
          { name: "铜陵市", value: 93, location: [117.9382, 30.9375] },
        ];
        let brcolor = "#751b87";

        //纬度做偏移处理,避免重叠
        if (data.length > 1) {
          data.sort(function (a, b) {
            return b.location[1] - a.location[1];
          });
          for (let i = 1; i < data.length; i++) {
            let thisItem = data[i].location;

            let ispy = false;
            for (let j = 0; j < i; j++) {
              let lastItem = data[j].location;
              let offX = Math.abs(lastItem[0] - thisItem[0]);
              let offY = Math.abs(lastItem[1] - thisItem[1]);
              if (offX < 0.025 && offY < 0.005) {
                ispy = true;
                break;
              }
            }

            if (ispy) {
              thisItem[1] -= 0.006; //偏移纬度
            }

            //console.log(data[i].name +','+thisItem.join(",")+','+ispy+','+offX+','+offY);
          }
        }

        let sum = 0;
        let dataVals = [];

        let dataLatlngs = [];
        for (let i = 0; i < data.length; i++) {
          sum += data[i].value;

          dataVals.push({
            name: data[i].name,
            value: data[i].location.concat(data[i].value),
          });

          dataLatlngs.push([data[i].location[1], data[i].location[0]]);
        }
        if (dataLatlngs.length > 0) {
          map.stop();
          map.fitBounds(dataLatlngs);
        }

        let options = {
          animation: true,
          animationDuration: 1000,
          animationEasing: "cubicInOut",
          animationDurationUpdate: 1000,
          animationEasingUpdate: "cubicInOut",
          tooltip: {
            trigger: "item",
          },
          series: [
            {
              type: "effectScatter",
              coordinateSystem: "mars2dMap",
              data: dataVals,
              symbolSize: function (val) {
                if (sum == 0) {
                  return 8;
                }

                let num = (val[2] / sum) * 150;
                return Math.max(num, 8);
              },
              showEffectOn: "render",
              rippleEffect: {
                brushType: "stroke",
              },
              hoverAnimation: true,
              label: {
                normal: {
                  formatter: "{b}",
                  position: "right",
                  show: true,
                },
              },
              tooltip: {
                formatter: function (params, ticket, callback) {
                  if (params.value[2] <= 0) {
                    return params.name;
                  } else {
                    return params.name + " ： " + params.value[2];
                  }
                },
              },
              itemStyle: {
                normal: {
                  color: brcolor,
                  shadowBlur: 60,
                  shadowColor: "#cccccc",
                },
              },
              zlevel: 1,
            },
          ],
        };

        //创建Echarts图层
        let echartsLayer = new mars2d.layer.EchartsLayer(options);
        map.addLayer(echartsLayer);

        return echartsLayer;
      }
    </script>
  </body>
</html>
